import java.util.*;
public class GetPrice {
	public static double givePriceSum(String cost) {
		Scanner scanner = new Scanner(cost);
		scanner.useDelimiter("[^0123456789.]+"); //scanner设置分隔标记
		double sum = 0;
		while (scanner.hasNext()) {
			try {
				double price = scanner.nextDouble();
				sum = sum + price;
			} 
			catch (InputMismatchException exp) {
				String t = scanner.next();
			}
		}
		return sum;
	}
}
